Be careful with old versions!
These versions are displayed for reference and testing purposes. You should always use the latest version of an add-on.
( Thanks to Mr. H.-C. Kim)
- Updated compatibility range: Firefox 3.0 to 3.6.
- It came to be able to optimize the sqlite file below the subdirectory of the extensions folder.
2. Do not vacuum if unused space in database is below 20%, when "vacuum before renidex" is set,